scope:

This document specifies references to methods for the determination of the content of the following specific micronutrients in inorganic fertilizers:

- the total boron content;

- the total cobalt content;

- the total copper and zinc content;

- the total iron content;

- the total manganese content;

- total molybdenum content;

- the water-soluble boron content;

- the water-soluble cobalt content;

- the water-soluble copper content;

- the water-soluble iron content;

- the water-soluble manganese content;

- the water-soluble molybdenum content;

- the water-soluble zinc content;

- the sum of declared micronutrients in compound micronutrient fertilizers.

This document is applicable to EU fertilizing products classified as PFC 1(C) and PFC 7 as long as the blend only consists of EU fertilizing products classified as PFC 1(C), PFC 2 and PFC 5 as specified in the Regulation (EU) 2019/1009 [2].

An overview of the references to methods for the determination of the specific micronutrients is given in Table 1.